Scott Specialties 16 inch Knee Immobilizer White cotton sateen laminated on (3/4)" foam. Nylon tricot lined for comfort and durability. 1 removable pre-shaped lateral and medial stay and 2 posterior stays for rigid immobilization. Alternating Velcro in loop-lock fashion gives desired adjustment. Comes with 2 adhesive foam strips and popliteal pad for perfect fit. Size; circumference 6" above and 6" below knee.